.upload-area {
            border: 2px dashed var(--primary-color);
            border-radius: 8px;
            background-color: rgba(70, 130, 180, 0.02);
            padding: 3rem 1rem;
            text-align: center;
            cursor: pointer;
            transition: background-color 0.2s;
            margin-bottom: 1.5rem;
        }
        .upload-area:hover {
            background-color: rgba(70, 130, 180, 0.05);
        }
        .upload-area.dragover {
            background-color: rgba(70, 130, 180, 0.1);
            border-color: var(--accent-color);
        }
        .file-info {
            font-size: 0.9rem;
            color: var(--text-muted);
            margin-top: 0.5rem;
        }
        .result-tabs {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .tab-btn {
            background: none;
            border: 1px solid var(--border-color);
            border-radius: 4px 4px 0 0;
            padding: 0.5rem 1.5rem;
            font-weight: 500;
            color: var(--text-muted);
            cursor: pointer;
            transition: all 0.2s;
            margin-bottom: -1px;
        }
        .tab-btn.active {
            background: white;
            border-bottom-color: white;
            color: var(--primary-color);
        }
        .code-panel, .preview-panel {
            border: 1px solid var(--border-color);
            border-radius: 0 4px 4px 4px;
            padding: 1rem;
            background: white;
            max-height: 500px;
            overflow: auto;
        }
        .preview-panel {
            background: white;
            min-height: 300px;
        }
        .preview-panel iframe {
            width: 100%;
            height: 100%;
            border: none;
            min-height: 400px;
        }
        .copy-btn {
            margin: 0.5rem 0;
        }
        .warning-note a {
            color: #856404;
            text-decoration: underline;
        }
        .command-line {
            background: #1e1e1e;
            color: #d4d4d4;
            padding: 0.8rem;
            border-radius: 6px;
            font-family: 'Courier New', monospace;
            font-size: 0.9rem;
        }
        .updated-badge {
            background-color: #28a745;
            color: white;
            padding: 0.2rem 0.5rem;
            border-radius: 12px;
            font-size: 0.7rem;
            font-weight: 600;
        }
        .style-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
        }
        .style-table th, .style-table td {
            border: 1px solid var(--border-color);
            padding: 0.5rem;
            text-align: left;
        }
        .style-table th {
            background-color: var(--light-gray);
        }